Availability
1981 Pistons
Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB253KTD-040
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB253KTM-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB253KTM-030
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB253KTM-040
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Quench Head 4.060 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB373-060
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Quench Head 4.000 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Mopar, Set of 8
Part Number: UEM-KB373-STD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.020 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB373KTM-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.060 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB373KTM-060
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dome, 4.000 in. Bore, Mopar, Small Block, Kit
Part Number: UEM-KB373KTM-STD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Chevy, Small Block, Kit
Part Number: UEM-KB260KTM-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.020 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB261-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.060 in. Bore, 1/16 in., 1/16 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB261-060
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTD-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTD-030
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dish, 4.310 in. Bore, Chevy, Big Block, Kit
Part Number: UEM-KB287KTM-060
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTD-040
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.060 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTD-060
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Dish, 4.350 in. Bore, Chevy, Big Block, Kit
Part Number: UEM-KB287KTM-100
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.000 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTD-STD
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.020 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTM-020
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.030 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTM-030
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.040 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTM-040
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Piston and Ring Kit, Hypereutectic, Flat, 4.060 in. Bore, Ford, Small Block, Kit
Part Number: UEM-KB261KTM-060
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Dish, 89mm Bore, 1.5mm, 1.5mm, 4.0mm Ring Grooves, Mopar, Set of 4
Part Number: UEM-KB268-1-5MM
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
Pistons, Hypereutectic, Flat, 4.030 in. Bore, 5/64 in., 5/64 in., 3/16 in. Ring Grooves, Ford, Set of 8
Part Number: UEM-KB281-030
Not Yet Reviewed
Estimated Ship Date: Mar 20, 2026 if ordered today
Estimated Ship Date: Mar 20, 2026 if ordered today
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